Recently, the southern region of China has experienced outbreaks of mosquito-borne diseases such as Chikungunya Fever and dengue fever, which pose a serious threat to public health. According to reports from local health authorities, the number of cases continues to rise, especially during the humid season when mosquito breeding accelerates, further exacerbating the spread of these diseases. Mosquitoes, as the primary vectors, not only impact the quality of life for local residents but also place significant pressure on the healthcare system. Therefore, understanding these diseases and their preventive measures is particularly important.

Causes and Transmission of Chikungunya Fever

Chikungunya fever is caused by the Chikungunya virus, a small RNA virus belonging to the Togaviridae family. The virus is primarily transmitted by the Aedes aegypti and Aedes albopictus mosquitoes, which are particularly common in southern China. The geographical distribution of the Chikungunya virus is widespread, and with the effects of global climate change and human activities, the range of the virus continues to expand, putting more regions at risk for outbreaks.

Symptoms and Diagnosis of Chikungunya Fever

Common symptoms of Chikungunya fever include high fever, severe joint pain, muscle pain, headache, nausea, fatigue, and rash. These symptoms typically appear 2 to 12 days after infection and last for about a week; however, some patients may experience prolonged joint pain affecting daily life. In terms of diagnosis, blood tests are the primary method, but due to the similarity of symptoms with other diseases (such as dengue fever and influenza), the diagnostic process presents certain challenges, requiring the professional judgment and experience of healthcare workers.

Preventive Measures for Mosquito-Borne Diseases

To effectively prevent Chikungunya fever, personal protective measures are crucial. It is recommended to wear long-sleeved clothing and use insect repellents containing DEET, which can significantly reduce the risk of bites. Additionally, community-level mosquito control should not be overlooked; eliminating standing water and other mosquito breeding sites, such as water in plant pots and discarded tires, is an effective way to reduce mosquito reproduction. Using air purifiers to improve indoor environments and reduce mosquito entry is also an effective preventive measure, especially during active mosquito seasons.

Points to Consider When Choosing Insect Repellents

To effectively prevent mosquitoes, consider using well-reviewed insect repellents available on the market. These repellents and mosquito lamps typically use light waves, scents, aerodynamics, or a combination of these methods to attract, eliminate, or repel mosquitoes. Here are detailed explanations of the attracting methods and considerations when choosing:

• Light Wave Attraction: Many mosquito lamps use ultraviolet (UV) or specific wavelengths of light (such as 365-395nm) to attract mosquitoes, as female mosquitoes are phototropic to specific light waves.
• Scent Attraction: Some mosquito lamps simulate human scents (such as carbon dioxide or lactic acid) to attract mosquitoes.
• Aerodynamics: Some devices utilize fans to create vortex airflow, drawing mosquitoes into trapping devices. Such devices are suitable for indoor and outdoor use, but attention should be paid to whether the fan noise affects sleep or daily activities.
• Combination of Multiple Methods: Efficient devices often combine multiple attracting methods. When selecting such devices, it is advisable to prioritize models that integrate various attracting methods, as a single method may not effectively address different mosquito species or environmental conditions.

How to choose insect repellents or mosquito lamps:

1. Select Based on Usage Scenario: For indoor use, choose low-noise devices (e.g., less than 35dB) without chemicals. For outdoor use, consider devices with larger coverage and durability.
2. Check the Effectiveness of Attracting Methods: Devices combining light waves, scents, and aerodynamics typically perform better.
3. Safety and Environmental Friendliness: Choose products without chemicals and that meet photobiological safety standards (e.g., EN62471) to avoid impacts on humans or pets.
4. Ease of Use and Maintenance: Prioritize devices that are easy to clean (e.g., with removable insect collection trays) or equipped with timing functions.
5. Coverage Area and Power: Ensure the device's coverage area is suitable for the intended space.

Recommended Insect Repellents

Adding insect repellents at home can effectively repel mosquitoes while filtering viruses and other allergens from the air, ensuring family health.

Recommended Insect Repellent	Features	Attracting Method
PHILIPS PAS241 K2 Dual-Band Mosquito Lamp	365nm + 395nm golden dual-band mosquito-attracting light 360-degree all-around mosquito elimination, 91% elimination rate Ultra-quiet fan design Approximately 430 sq ft attracting range Photobiological safety meets EN62471 exemption requirements Physical mosquito elimination without harmful chemicals Compact and convenient design, suitable for indoor and outdoor use	Light Wave, Aerodynamics
Yohome YH-012 Movable Indoor/Outdoor 360° Bionic Electric Shock Dual-Effect Mosquito Machine	Large light source area attracts mosquitoes, paired with a 360° large area electric net for effective mosquito elimination Newly added 3 million negative ions purify mosquitoes + yellow light repellent + night light, not just killing mosquitoes but also addressing various mosquito problems with a multi-mode design Battery life: 7 hours in capture and purify mode Applicable area: capture 300 sq ft, repel 100 sq ft	Light Wave, Negative Ion Scent, Aerodynamics
Machino 003D Portable Mosquito Lamp	Uses third-generation German variable frequency light waves, targeting phototropism of different mosquito species, adopting 335-395NM full-wave variable frequency killing Equipped with a unique mosquito attractor that double attracts mosquitoes and releases 1800v voltage to kill upon approach Includes a hanging strap for wall use, can also be placed in rooms, halls, or outdoors	Light Wave, Scent
Sunshine LM06BK LED Mosquito Repellent	Integrates four major bionic designs - thermal imaging principle, fluctuating optics, scent science, aerodynamics, effectively achieving true high-efficiency mosquito elimination Quiet operation [less than 35dB(A)], will not affect sleep Has timing mode to control on/off time / environmentally friendly with no chemical pollution, safe, reliable, and hygienic	Light Wave, Scent, Thermal Imaging, Aerodynamics
Inadays GR-500 Mosquito Master Four-Dimensional Bionic Mosquito Lamp	UV LED light wave attracts mosquitoes: INADAY’S UV-LED emits mosquito-attracting ultraviolet light, which has a strong stimulus on the short hairs of female mosquito antennae, causing mosquitoes to be phototropic to ultraviolet light waves Bionic human body temperature attracts mosquitoes: INADAY’S UV-LED generates a certain temperature to simulate human body temperature to attract mosquitoes Carbon dioxide bionic attraction: INADAY’S mosquito lamp has a photocatalytic coating that, when irradiated by the UV-LED ultraviolet source, can decompose toxic and harmful gases in the air and release carbon dioxide and water molecules, simulating human breathing to achieve mosquito attraction.	Light Wave, Scent, Thermal Imaging
GERMAN POOL MTR200 Smart Mosquito Trap	365-395nm ultraviolet light best attracting wavelength for mosquitoes Three-dimensional vortex airflow Intelligent light-sensitive system, detachable design Ultra-quiet operation Touch control	Light Wave, Aerodynamics

The threat of Chikungunya fever and other mosquito-borne diseases to public health cannot be ignored. With climate change and urbanization, the risk of transmission for these diseases will persist. It is urged that individuals and society strengthen prevention and control measures, including raising awareness about mosquito prevention and improving environmental hygiene, thereby jointly protecting public health and reducing disease transmission. Only through collective effort can we effectively respond to this challenge and ensure the health and safety of society.